Home / 5,779.87-8,670.26-2,082.48

Finding the Fourth Proportional to 5,779.87, 8,670.26 and 2,082.48

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Solution

The fourth proportional to 5,779.87, 8,670.26 and 2,082.48 is: 3,123.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.87 : 8,670.26 = 2,082.48 : x
  2. Step 2: Convert to fraction form
    5,779.87/8,670.26 = 2,082.48/x
  3. Step 3: Cross multiply
    5,779.87x = 8,670.26 × 2,082.48
  4. Step 4: Simplify right side
    5,779.87x = 18,055,643.04
  5. Step 5: Solve for x
    x = 18,055,643.04/5,779.87
  6. Step 6: Final answer
    x = 3,123.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.